diff --git a/chapter-05/lab-5.1/requirements.txt b/chapter-05/lab-5.1/requirements.txt
index b041310..b50d397 100644
--- a/chapter-05/lab-5.1/requirements.txt
+++ b/chapter-05/lab-5.1/requirements.txt
@@ -2,7 +2,7 @@ attrs==23.1.0
 certifi==2023.11.17
 charset-normalizer==3.3.2
 crowdstrike-falconpy==1.3.5
-idna==3.6
+idna==3.7
 jsonschema==4.20.0
 jsonschema-specifications==2023.12.1
 referencing==0.32.0